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50+ Years
experience
Your Trusted HVAC Partner in Avondale, PA
Chelsea Heating & Air has been a trusted provider of heating and air conditioning solutions since 1972, serving Chester County and the surrounding tri-state area. As a family-owned and operated business, we combine decades of industry experience with cutting-edge technology to deliver reliable, energy-efficient systems tailored to residential and commercial needs. Our team of certified professionals specializes in geothermal heating and cooling, a field we have pioneered since 1978, making us a leader in sustainable HVAC innovation. With an in-house sheet metal fabrication shop, we offer custom ductwork solutions that ensure precision and efficiency for every project. We pride ourselves on personalized service, from initial consultation to installation and ongoing maintenance, ensuring client satisfaction through transparency and expertise.

Our commitment to quality is reflected in our partnerships with top-tier brands and our adherence to rigorous industry standards. We operate with a customer-first philosophy, offering competitive pricing, priority service for maintenance agreement holders, and comprehensive support for both new construction and replacement systems. Our licensed and bonded status across Pennsylvania, Delaware, and Maryland underscores our dedication to professionalism and trustworthiness. By integrating advanced technology with time-tested practices, we provide solutions that enhance comfort while reducing energy costs by up to 80%. For over 50 years, we have built lasting relationships with homeowners, builders, and contractors by consistently delivering dependable, smart, and efficient HVAC systems.
Services
HVAC Installation Geothermal Systems Maintenance Agreements Custom Ductwork Water Heater Services
Details
  • Year established: 1972
Highlights and features
  • We are family-owned and operated with over 50 years of HVAC experience.
  • Pioneers in geothermal system installation since 1978 in Chester County.
  • In-house sheet metal shop ensures precise custom duct fabrication.
  • Licensed in Pennsylvania, Delaware, and Maryland for comprehensive service.
  • Maintenance agreements offer priority service and cost-effective repairs.
Associations and certifications
  • IGSHPA
Services
Geothermal Heating & Cooling
Geothermal systems harness the earth's stable temperature to provide heating, cooling, and hot water with up to 80% energy savings. Our expertise since 1978 ensures efficient design and installation tailored to residential and commercial properties. These systems use electricity only to move heat, reducing costs while maintaining year-round comfort.
HVAC Maintenance Agreements
Our maintenance agreements include biannual inspections, cleaning, and priority service to extend system lifespan. Technicians perform comprehensive checks of electrical components, coils, and filters, ensuring optimal performance and preventing costly breakdowns through proactive care.
Custom Duct Fabrication
In-house sheet metal fabrication allows us to create custom ductwork for unique projects. Advanced equipment ensures precision and timely delivery, addressing complex layouts while improving airflow efficiency and system performance for new or retrofit installations.
Central Air Conditioning
We install and service high-efficiency central AC units for residential and commercial spaces. Our solutions maintain consistent indoor temperatures, reduce humidity, and integrate with existing heating systems for comprehensive climate control.
Gas & Oil Furnace Services
Expert installation and repair of gas and oil furnaces ensure reliable winter comfort. Our technicians optimize combustion efficiency, inspect safety controls, and perform maintenance to maximize system longevity and energy efficiency.
Questions
What HVAC services do you offer?
We provide geothermal systems, central air conditioning, gas/oil furnaces, duct fabrication, water heaters, and maintenance agreements for residential and commercial clients.
Are you licensed in multiple states?
Yes, we are licensed in Pennsylvania, Delaware, and Maryland, serving Chester County and the tri-state area since 1972.
Do you offer geothermal system maintenance?
Yes, our maintenance agreements include specialized care for geothermal systems to ensure optimal efficiency and longevity.
How can I schedule service?
Call 610-268-2200 during business hours (Mon-Fri 7:00 am - 3:30 pm) or request a free estimate online.
What makes geothermal systems energy-efficient?
Geothermal systems transfer heat from the earth, using electricity only to move heat rather than produce it, reducing energy use by 40-80%.
Do you provide emergency HVAC service?
Emergency service is available during normal business hours for maintenance agreement holders.